Go to most recent revision | Details | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5131 | clevermous | 1 | /* |
| 2 | SDL - Simple DirectMedia Layer |
||
| 3 | Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga |
||
| 4 | |||
| 5 | This library is free software; you can redistribute it and/or |
||
| 6 | modify it under the terms of the GNU Library General Public |
||
| 7 | License as published by the Free Software Foundation; either |
||
| 8 | version 2 of the License, or (at your option) any later version. |
||
| 9 | |||
| 10 | This library is distributed in the hope that it will be useful, |
||
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
||
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
||
| 13 | Library General Public License for more details. |
||
| 14 | |||
| 15 | You should have received a copy of the GNU Library General Public |
||
| 16 | License along with this library; if not, write to the Free |
||
| 17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
||
| 18 | |||
| 19 | Sam Lantinga |
||
| 20 | slouken@devolution.com |
||
| 21 | */ |
||
| 22 | |||
| 23 | /* Functions for dynamically reading and writing endian-specific values */ |
||
| 24 | |||
| 25 | #include "SDL_endian.h" |
||
| 26 | |||
| 27 | Uint16 SDL_ReadLE16 (SDL_RWops *src) |
||
| 28 | { |
||
| 29 | Uint16 value; |
||
| 30 | |||
| 31 | SDL_RWread(src, &value, (sizeof value), 1); |
||
| 32 | return(SDL_SwapLE16(value)); |
||
| 33 | } |
||
| 34 | |||
| 35 | Uint16 SDL_ReadBE16 (SDL_RWops *src) |
||
| 36 | { |
||
| 37 | Uint16 value; |
||
| 38 | |||
| 39 | SDL_RWread(src, &value, (sizeof value), 1); |
||
| 40 | return(SDL_SwapBE16(value)); |
||
| 41 | } |
||
| 42 | Uint32 SDL_ReadLE32 (SDL_RWops *src) |
||
| 43 | { |
||
| 44 | Uint32 value; |
||
| 45 | |||
| 46 | SDL_RWread(src, &value, (sizeof value), 1); |
||
| 47 | return(SDL_SwapLE32(value)); |
||
| 48 | } |
||
| 49 | Uint32 SDL_ReadBE32 (SDL_RWops *src) |
||
| 50 | { |
||
| 51 | Uint32 value; |
||
| 52 | |||
| 53 | SDL_RWread(src, &value, (sizeof value), 1); |
||
| 54 | return(SDL_SwapBE32(value)); |
||
| 55 | } |
||
| 56 | Uint64 SDL_ReadLE64 (SDL_RWops *src) |
||
| 57 | { |
||
| 58 | Uint64 value; |
||
| 59 | |||
| 60 | SDL_RWread(src, &value, (sizeof value), 1); |
||
| 61 | return(SDL_SwapLE64(value)); |
||
| 62 | } |
||
| 63 | Uint64 SDL_ReadBE64 (SDL_RWops *src) |
||
| 64 | { |
||
| 65 | Uint64 value; |
||
| 66 | |||
| 67 | SDL_RWread(src, &value, (sizeof value), 1); |
||
| 68 | return(SDL_SwapBE64(value)); |
||
| 69 | } |
||
| 70 | |||
| 71 | int SDL_WriteLE16 (SDL_RWops *dst, Uint16 value) |
||
| 72 | { |
||
| 73 | value = SDL_SwapLE16(value); |
||
| 74 | return(SDL_RWwrite(dst, &value, (sizeof value), 1)); |
||
| 75 | } |
||
| 76 | |||
| 77 | int SDL_WriteBE16 (SDL_RWops *dst, Uint16 value) |
||
| 78 | { |
||
| 79 | value = SDL_SwapBE16(value); |
||
| 80 | return(SDL_RWwrite(dst, &value, (sizeof value), 1)); |
||
| 81 | } |
||
| 82 | |||
| 83 | int SDL_WriteLE32 (SDL_RWops *dst, Uint32 value) |
||
| 84 | { |
||
| 85 | value = SDL_SwapLE32(value); |
||
| 86 | return(SDL_RWwrite(dst, &value, (sizeof value), 1)); |
||
| 87 | } |
||
| 88 | |||
| 89 | int SDL_WriteBE32 (SDL_RWops *dst, Uint32 value) |
||
| 90 | { |
||
| 91 | value = SDL_SwapBE32(value); |
||
| 92 | return(SDL_RWwrite(dst, &value, (sizeof value), 1)); |
||
| 93 | } |
||
| 94 | |||
| 95 | int SDL_WriteLE64 (SDL_RWops *dst, Uint64 value) |
||
| 96 | { |
||
| 97 | value = SDL_SwapLE64(value); |
||
| 98 | return(SDL_RWwrite(dst, &value, (sizeof value), 1)); |
||
| 99 | } |
||
| 100 | |||
| 101 | int SDL_WriteBE64 (SDL_RWops *dst, Uint64 value) |
||
| 102 | { |
||
| 103 | value = SDL_SwapBE64(value); |
||
| 104 | return(SDL_RWwrite(dst, &value, (sizeof value), 1)); |
||
| 105 | } |